fix: upgrade prettier from 2.0.5 to 2.8.8

Snyk has created this PR to upgrade prettier from 2.0.5 to 2.8.8.

See this package in npm:
prettier

See this project in Snyk:
https://app.snyk.io/org/monica-a-nbcu/project/6a27c232-9510-4494-b4a1-82c77c81c600?utm_source=github&utm_medium=referral&page=upgrade-pr

Author: snyk-bot